503512340 has 24 divisors (see below), whose sum is σ = 1057886592. Its totient is φ = 201307680.

The previous prime is 503512319. The next prime is 503512351. The reversal of 503512340 is 43215305.

503512340 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48185 + ... + 57695.

It is an arithmetic number, because the mean of its divisors is an integer number (44078608).

Almost surely, 2^503512340 is an apocalyptic number.

It is an amenable number.

503512340 is an abundant number, since it is smaller than the sum of its proper divisors (554374252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

503512340 is a wasteful number, since it uses less digits than its factorization.

503512340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12167 (or 12165 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 503512340 is about 22439.0806407036. The cubic root of 503512340 is about 795.5546885087.

Adding to 503512340 its reverse (43215305), we get a palindrome (546727645).

The spelling of 503512340 in words is "five hundred three million, five hundred twelve thousand, three hundred forty".